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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 6: Requirements for rigid laminated sheets based on phenolic resins
Standard published on 10.6.2009
Selected format:Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 7: Requirements for rigid laminated sheets based on polyester resins
Standard published on 10.6.2009
Selected format:Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 8: Requirements for rigid laminated sheets based on silicone resins
Standard published on 10.6.2009
Selected format:Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 9: Requirements for rigid laminated sheets based on polyimide resins
Standard published on 10.6.2009
Selected format:Specification for electric propulsion plant of ship
Standard published on 9.3.2009
Selected format:Marine diesel generator set
Standard published on 9.8.2010
Selected format:Mineral insulated cables and their terminations with a rated voltage not exceeding 750 V Part 1: Cables
Standard published on 16.1.2007
Selected format:Mineral insulated cables and their terminations with a rated voltage not exceeding 750V - Part 2: Terminations
Standard published on 16.1.2007
Selected format:Insulated pulleys for live working
Standard published on 24.9.2008
Selected format:Live working—Insulating ropes
Standard published on 24.9.2008
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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